Cheapest return flights from Lisbon to Oslo in September from 161€

Best time to book flights for Lisbon (LIS) to Oslo (OSL) flights at AirHint

AirHint found the following cheapest return flights from Lisbon (LIS) to Oslo (OSL) in September 2025 (see full year).

Return flights

19 Sep - 26 Sep Air Serbia
19 Sep - 27 Sep Air Serbia
19 Sep - 24 Sep easyJet
20 Sep - 27 Sep Ryanair
20 Sep - 26 Sep Air Serbia
10 Sep - 14 Sep Ryanair
19 Sep - 26 Sep TAP direct
20 Sep - 26 Sep TAP direct
19 Sep - 27 Sep TAP direct
20 Sep - 27 Sep TAP direct

Also check the deals for one-way flights from Lisbon to Oslo in September.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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